Answer:
A biogeochemical cycle is one of several natural cycles, in which conserved matter moves through the biotic and abiotic parts of an ecosystem. ... Each of these elements is circulated through the biotic components, which are the living parts of an ecosystem, and the abiotic components, which are the non-living parts.
Answer:
Edwin Hubble's findings supporting the 'big bang theory' are as follows – almost all galaxies are moving away from us and the 'farther away a galaxy' is, the faster it is moving away.
Explanation:
The theory speaks of an ever-expanding universe and the proponent calculated the Law of Hubble.
Answer:
I do not understand what you mean
I would say B). because elliptical satellites don't have a constant speed but circular satellites do thrust that is greater than the earth gravity.
The anwser is C. Hope I helped :D